WO2008015785A1 - Composition de coloration des cheveux - Google Patents

Composition de coloration des cheveux Download PDF

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Publication number
WO2008015785A1
WO2008015785A1 PCT/JP2007/000817 JP2007000817W WO2008015785A1 WO 2008015785 A1 WO2008015785 A1 WO 2008015785A1 JP 2007000817 W JP2007000817 W JP 2007000817W WO 2008015785 A1 WO2008015785 A1 WO 2008015785A1
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WO
WIPO (PCT)
Prior art keywords
group
agent
hair
hair dye
dye composition
Prior art date
Application number
PCT/JP2007/000817
Other languages
English (en)
Japanese (ja)
Inventor
Keiji Monda
Silvio Aime
Carlo Nervi
Simona Baroni
Simona Ghiani
Giovanni Battista Giovenzana
Original Assignee
Kao Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kao Corporation filed Critical Kao Corporation
Priority to JP2008527654A priority Critical patent/JP5416406B2/ja
Priority to US12/375,677 priority patent/US7753965B2/en
Priority to EP07790310.2A priority patent/EP2047841B1/fr
Publication of WO2008015785A1 publication Critical patent/WO2008015785A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/4973—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with oxygen as the only hetero atom
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/06—Preparations for styling the hair, e.g. by temporary shaping or colouring
    • A61Q5/065—Preparations for temporary colouring the hair, e.g. direct dyes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/10—Preparations for permanently dyeing the hair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/88—Two- or multipart kits
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/88—Two- or multipart kits
    • A61K2800/882—Mixing prior to application

Definitions

  • the present invention relates to a hair dye composition in which a first agent containing an alkaline agent and a second agent containing an oxidizing agent are mixed immediately before use.
  • a two-component permanent hair dye comprising a first agent containing an alkaline agent and an oxidative dye intermediate and a second agent containing an oxidant is widely used.
  • a two-part permanent hair dye has a mechanism for dyeing hair while decolorizing the hair.
  • the oxidant compounded in the second agent is for producing a dye by oxidative coupling reaction of an oxidative dye intermediate and at the same time oxidatively decomposing melanin in the hair to make it light.
  • the alkaline agent added to the first agent enhances the hair dyeing effect, and also activates the action of the oxidizing agent to enhance the decoloring effect.
  • ammonia or organic amine is used as an alkaline agent, and hydrogen peroxide is used as an oxidizing agent.
  • hydrogen peroxide is used as an oxidizing agent.
  • the amount depends on the amount used. This can cause problems such as damage to the hair or irritation to the scalp.
  • Persulfate with high oxidizing power is sometimes added as a third agent to make hair color very light, in other words, to fully oxidize and decompose melanin. More selective hair protein damage due to selective high oxidative power
  • the dye which is a coupling product is decomposed and the hair dyeing property is lowered.
  • Patent Document 1 JP 2002-255763 A
  • Patent Document 2 International Publication No. 2003/051322 Pamphlet
  • Patent Document 3 International Publication No. 2001/8571 No. 7 Pamphlet
  • Patent Document 4 US Patent 6537959 Specification
  • the present invention is a hair dye used by mixing a first agent containing an alkaline agent and a second agent containing an oxidizing agent immediately before use, wherein the first agent and the second agent
  • the present invention provides a hair dye composition containing at least one diazacycloheptane represented by the general formula (1) or a salt thereof and having a pH of 7.5 to 12 after mixing.
  • Z represents a hydroxyl group, a primary amino group, or an acyloxy group having 1 to 4 carbon atoms which may be branched.
  • R 1 and R 2 may be the same or different and each represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms which may be branched.
  • R 3 is a hydrogen atom, a branched or cyclic alkyl group having 1 to 6 carbon atoms that may be branched.
  • the present invention relates to a two-component or three-component hair dye composition that has little hair damage during treatment and irritation to the scalp, and is excellent in hair decolorization and dyeing power.
  • the present inventor has an excellent hair decoloring power by containing a specific diazacyclopentane in the hair dye composition without forming a metal complex, and also the color tone of the hair. Has been found to be able to provide a hair dye composition which can be dyed in a bright and good color shade and which is less damaging to the hair and scalp.
  • the "hair dye” includes a hair bleaching agent not containing a dye in addition to a hair dye containing a dye.
  • “Dyeing hair” means decolorizing and dyeing hair in a hair dye containing a dye, and decolorizing hair in a decolorizing agent not containing a dye.
  • the hair dye of the present invention is a two-component type comprising a first agent containing an alkaline agent and a second agent containing an oxidizing agent, or further an oxidation assistant containing a granulated product such as persulfate.
  • the term “total composition” refers to the entire composition immediately before use in which the respective agents constituting the hair dye are mixed.
  • diazacycloheptanes (1) represented by the general formula (1) used in the present invention (hereinafter referred to as diazacycloheptanes (1)),
  • Examples of the acyl group having 1 to 4 carbon atoms which may be branched in Z include an acetoxy group, an ethyl carbonyloxy group, a propyl carbonyloxy group, an isopropyl carbonyloxy group, and the like.
  • the alkyl group having 1 to 4 carbon atoms which may be branched includes a methyl group, an ethyl group, a propyl group, an isopropyl group, an n-butyl group, a sec-butyl group, a tert -A butyl group etc. are mentioned.
  • the chain or cyclic alkyl group having 1 to 6 carbon atoms which may be branched in R 3 includes a methyl group, an ethyl group, a propyl group, an isopropyl group, an n-butyl group, a s ec- Butyl group, tert-butyl group, n-pentyl group, n-hexyl group, 2-ethylbutyl group, 3-ethylbutyl group, cyclohexyl group, cyclopentyl group, 2-methylcyclopentyl group, 3-methylcyclopentyl group, 1-methylcyclopentyl group, cyclopentylmethyl group, etc .; a linear or cyclic alkoxy group having 1 to 6 carbon atoms which may be branched includes a methoxy group, an ethoxy group, a propoxy group, an isopropoxy group, an n-butoxy group , Sec-butoxy group,
  • Benzyl group 2-methylbenzyl group, 3,5-dimethylbenzyl group, 2,6-dimethylbenzyl group, 2-methylphenethyl group, 3-methoxyphenethyl group, 4-methoxyphenethyl group, 5-methoxyphenethyl group, ( 4-methyl-1-naphthyl) methyl group, etc.; one or more alkyl or alkoxy groups having 1 to 4 carbon atoms may be substituted As phenyl group, 4-methoxyphenyl group, 3-methoxyphenyl group, 2-methoxyphenyl group, 4_isopropoxyphenyl group, 4_ethylphenyl group, 3-methylphenyl group, Examples include 2-methylphenyl group, 3,5-dimethylphenyl group, 2,6-dimethylphenyl group, 1-naphthyl group, and 2-naphthyl group.
  • diazacycloheptane (1) When the diazacycloheptane (1) has an asymmetric carbon atom, it may be an (S) isomer, an (R) isomer, or any mixture thereof.
  • the salt of diazacycloheptane (1) include hydrochloric acid, sulfuric acid, hydrobromic acid, perchloric acid, hydroiodic acid, phosphoric acid, acetic acid, propionic acid, lactic acid, citrate, and succinic acid. , Methanesulfur Salts with inorganic acids or organic acids such as phonic acid and methylsulfuric acid are preferred.
  • One or more diazacycloheptanes (1) or a salt thereof can be used, and are contained in at least one of the first agent and the second agent, preferably in the first agent.
  • the content thereof is preferably from 0.01 to 10% by mass, more preferably from 0.05 to 3% by mass, based on the total decolorization and hair dyeing effect.
  • Alkaline agents contained in the first agent include ammonia, monoethanolamine, isopropanolamine, 2-amino-2-methylpropanol, 2_aminobutanol, etc.
  • Examples include carbonates, such as 3-propanediamine, almonium carbonate, ammonium carbonate, ammonium hydrogen carbonate, guanidine carbonate, sodium carbonate, sodium carbonate, sodium hydrogen carbonate, hydrogen carbonate, etc. Luamine is preferred, and monoethanolamine is more preferred among alkanolamines.
  • These alkaline agents can be contained in the first agent alone or in combination of two or more.
  • the content can be appropriately selected within the range satisfying the pH requirement, but from the viewpoint of sufficient decolorization, hair dyeing effect, and reduction of hair damage and scalp irritation, it is 0. 05-10 mass% is preferable, Furthermore, 0.1-5 mass%, Furthermore, 0.2-3 mass% is preferable.
  • the oxidizing agent contained in the second agent includes hydrogen peroxide, and urea peroxide, which is a hydrogen peroxide generator, melamine peroxide, sodium perborate, power lithium perborate, sodium percarbonate, Potassium carbonate and the like can be mentioned, but hydrogen peroxide is particularly preferable because the degree of freedom in formulation becomes high.
  • the content of the oxidizing agent is 0.1 to 12% by mass in the total composition in terms of hydrogen peroxide in terms of sufficient decoloring and hair coloring effects, and reduction of hair damage and scalp irritation. More preferably, it is 0.5 to 9% by mass, and further 1 to 6% by mass.
  • the hair dye composition of the present invention further comprises ethylenediamine tetraacetic acid, ethylenediaminehydroxyethyl triacetate, diethylenetriaminepentaacetic acid, or their strength, which are known chelating agents for use in hair dye compositions. If one or more of the salt salts are contained, the heptane (1) does not form a metal complex at the mouth of the diazite, so an oxidizing agent and Lucari agent is preferable because it works more efficiently in the hair.
  • the content of these cleansing agents is preferably in the range of 0.01 to 5% by mass in the total composition from the viewpoint of sufficient decolorization and hair dyeing effect.
  • These chelating agents can be added to either the first agent or the second agent or both.
  • the composition of the present invention is a hair dye containing a dye
  • the first agent contains an oxidative dye intermediate or a direct dye as the dye.
  • these dyes are not contained.
  • oxidative dye intermediate suitable for the hair dye composition of the present invention known precursors and force hoppers which are usually used for hair dyes can be used.
  • Examples of the precursor include paraphenylenediamine, toluene-2,5-diamine, 2_black mouth-paraphenylenediamine, paraaminophenol, paramethylaminophenol, orthoaminophenol, 2,4-diamine Minofenol, N-phenylparaphenylenediamine and their salts.
  • This salt is a salt of an organic acid or an inorganic acid as in the case of the diazacycloheptanes (1) described above.
  • couplers include metaphenylene diamine, 2,4-diaminophenoxyethanol, metaaminophenol, paraaminoorthocresol, 2_methyl _5_ (2-hydroxyethylamino) phenol.
  • This salt is a salt of an organic acid or an inorganic acid as in the case of the diazacycloheptanes (1) described above.
  • the precursor and the coupler can be used alone or in combination of two or more, and the content thereof is 0.01 to 5% by mass of the total composition, and further 0.1 to 4% by mass. Is preferred.
  • the direct dye known acid dyes, basic dyes, disperse dyes, reactive dyes and the like that can be used in hair dyes can be used.
  • the acid dye include Blue No. 1, Purple No. 401, Black No. 401, Orange No. 205, Red No. 227, Red No. 106, Yellow No. 203, and Acid Orange 3.
  • basic dyes For example, basic blue 99, basic tea 16, basic tea 17, basic red 76, basic yellow 57, and the like.
  • Examples of direct dyes other than acid dyes and basic dyes include 2-nitro-_p-phenylenediamine, 2-amino-6-chloro-4-nitrophenol, and 3-nitro-p-hydroxyethylamino.
  • These direct dyes can be used alone or in combination of two or more thereof, and the content thereof is 0.001 to 5% by mass in the total composition, and further 0.01 to 4% by mass is preferred.
  • the oxidative dye intermediate and the direct dye can be used in combination, and the total amount of the oxidative dye intermediate and the direct dye in this case is 0.05 to 10% by mass in the total composition, and more preferably 0. 1-8 mass% is preferable.
  • the hair dye composition of the present invention may further contain a conditioning component suitable for application to hair.
  • Suitable conditioning components for use in the hair dye composition of the present invention include silicones (for example, silicone oil, force thione silicone, silicone gum, silicone resin), organic conditioning oils (for example, hydrocarbon oil). , Polyolefins, aliphatic esters, aliphatic amides), conditioning polymers, and the like.
  • the content of these conditioning components is preferably 0.01 to 20% by mass in the total composition, more preferably 0.05 to 15% by mass, and further preferably 0.5 to 5% by mass.
  • silicones include the following.
  • R 1Q represents a methyl group or a hydroxy group, or two of them may form one oxygen atom to form a ring, and a represents a number of 1 to 20000.
  • Examples include BY1 1 _026, BY22-19, FZ-3125, etc., manufactured by Toray Dow Corning.
  • highly polymerized dimethylpolysiloxane can be used which is dissolved or dispersed in liquid oil (for example, low polymerized dimethylpolysiloxane, liquid silicone oil such as cyclomethicone, or liquid hydrocarbon oil such as isoparaffin).
  • liquid oil for example, low polymerized dimethylpolysiloxane, liquid silicone oil such as cyclomethicone, or liquid hydrocarbon oil such as isoparaffin.
  • Various amino-modified silicones can be used. Among them, those having an average molecular weight of about 3000 to 100,000 represented by the general formula (3), which is known by the ING I name of amodimethicone, are preferable.
  • R 11 represents a methyl group or a hydroxy group
  • X represents a divalent hydrocarbon group having 2 to 6 carbon atoms
  • b and c represent a number of 1 to 20000.
  • This amino-modified silicone is preferably used as an aqueous emulsion.
  • examples of commercially available products include SM8704G (Toray Dow Corning), DG 929 (Dow Coning) and the like. .
  • Examples of other amino-modified silicones include bis (C13-15alkoxy) PGamodimethicone represented by the following formula (4).
  • R 12 represents a linear or branched alkyl group having 13 to 15 carbon atoms, 75% of Y is a group — CH 2 CH (OH) CH 2 0 H, 25% is Indicates a hydrogen atom. ]
  • such an amino-modified silicone is a polyoxyalkylene block copolymer, and examples thereof include bisisobutyl PEG-15 / amodimethicone represented by the general formula (5).
  • R 13 represents an isobutylene group
  • d represents 2 or more, preferably 2 to 1000
  • e represents 1 or more, preferably 1 to 50
  • f is 2 or more, Preferably a number of 2-100 is shown.
  • Examples of commercially available products include FZ_3789 manufactured by Dow Corning Toray and silicone SS-3588.
  • PEG-n dimethicone for example, PEG-3 dimethicone, PEG-7, etc.
  • PEG-n dimethicone having an average molecular weight of about 3000 to 1000 0 obtained by substituting a part of the methyl group of dimethicone with polyethylene glycol.
  • What is represented by the general formula (7) known as ING I of Resilicone-13 is preferred.
  • methylphenyl polysiloxane fatty acid-modified silicone, alcohol-modified silicone, alkoxy-modified silicone, epoxy-modified silicone, fluorine-modified silicone, alkyl-modified silicone and the like can be mentioned.
  • silicones are diluted or dispersed with volatile silicone, nonvolatile silicone or the like, or those in which dispersed liquid particles are formed in an aqueous surfactant can be used.
  • the organic conditioning oils are preferably low-viscosity, water-insoluble liquids, and include hydrocarbon oils, polyolefins, aliphatic esters, fatty acid amides, and mixtures thereof.
  • the viscosity of such an organic conditioning oil is preferably 1 to 200 mPas, more preferably 1 to 100 mPas, and more preferably 2 to 50 mPas when measured at 40 ° C.
  • aliphatic esters examples include esters having a hydrocarbon chain derived from fatty acids and alcohols (for example, monoesters, polyhydric alcohol esters). Ter, di- and tricarboxylic acid esters).
  • the hydrocarbon group of these aliphatic esters may further have other compatible functional parts such as an amide group, an alkoxy group, a polyoxyalkylene group, and may be covalently bonded to them.
  • Specific examples of preferred aliphatic esters include isopyl pill myristate, octyldodecyl myristate, and the like.
  • Examples of the aliphatic amides include amides having a hydrocarbon chain derived from a fatty acid and an alkylamine or alkanolamine.
  • the hydrocarbon group of these aliphatic amides may further have other compatible functional parts such as an amide group, an alkoxy group, a polyoxyalkylene group (and the like, and are covalently bonded to them).
  • Specific examples of preferred aliphatic amides include oleic acid diethanol amide, lauric acid diethanol amide, coconut fatty acid amide, coconut fatty acid diethanol amide and the like.
  • the conditioning polymer is preferably a cationic polymer, but may further include an anionic, nonionic and / or amphoteric polymer, in which case the total amount of the polymer is within the above range for each of these types. It is.
  • the anionic counterion of such a cationic polymer is such that the cationic polymer is in a dissolved state in the composition, and the counterion is physically and chemically essential to the hair dye composition.
  • Any counter ion may be used as long as they are compatible with each other or do not significantly impair the performance, stability or aesthetics of the product.
  • Examples of such counterions include halide ions (eg, chloride ions, fluoride ions, bromide ions, iodide ions), sulfate ions, methylsulfate ions, and mixtures thereof. It is not limited.
  • Examples of the cationic polymer that can be suitably used in the hair dye composition of the present invention include cationic polysaccharides (eg, cationic cellulose derivatives, cationic guars, etc.), and protonation. Examples include, but are not limited to, copolymers of vinyl monomers having amine substituents or quaternary ammonium substituents with water-soluble monomers, vinylpyrrolidone copolymers, and cationic proteins. Not.
  • the hair dye composition of the present invention may further comprise a polyalkylene glycol selected so as to be suitable for application to hair, the amount of which is from 0.005 to 1. 5% by mass, preferably 0.025 to 1.2% by mass, more preferably 0.05 to 1% by mass, more preferably 0.1 to 0.5% by mass.
  • a polyalkylene glycol selected so as to be suitable for application to hair, the amount of which is from 0.005 to 1. 5% by mass, preferably 0.025 to 1.2% by mass, more preferably 0.05 to 1% by mass, more preferably 0.1 to 0.5% by mass.
  • Such polyalkylene glycols must be physically and chemically compatible with other ingredients and must not significantly impair the stability, aesthetics or performance of the product. Specific examples include polyethylene glycol and polypropylene glycol, which may be a mixture of the two or a copolymer of ethylene oxide and propylene oxide.
  • Organic solvents include lower alkanols such as ethanol and 2-propanol, aromatic alcohols such as benzyl alcohol and benzyloxyethanol, and polyols such as propylene glycol, 1,3-butanediol, diethylene glycol and glycerin.
  • Celluloses such as selebrity, cetylcele solve, ptylcete solve, benzylcele solve, ethylcarby! And carbitols such as butyl carbitol.
  • the hair dye composition of the present invention may contain other components that are usually used as cosmetic raw materials.
  • optional components include hydrocarbons, animal and vegetable oils and fats, higher fatty acids, penetration enhancers, cationic surfactants, natural or synthetic polymers, higher alcohols, ethers, amphoteric surfactants, Nonionic surfactants, protein derivatives, amino acids, preservatives, chelating agents, stabilizers, antioxidants, plant extracts, herbal extracts, vitamins, pigments, fragrances, and UV absorbers.
  • the hair dye composition of the present invention comprises a first agent containing an alcoholic agent and a second agent containing an oxidizing agent, as in the case of the oxidized hair bleaching agent or dyeing agent that is currently widely used. It is provided as a two-part type, or as a three-part type consisting of a third agent which is an oxidation aid containing a granulated product such as persulfate.
  • first and second dosage forms Can be, for example, liquid, emulsion, cream, gel, paste, mousse, etc., and can also be aerosol.
  • the second is an oxidation aid
  • the dosage form of the three agents can be granular, and examples of the persulfate contained include ammonium persulfate, power persulfate, and sodium persulfate.
  • the mixing ratio (mass ratio) of the first agent and the second agent of the hair dye composition of the present invention is from 1: 0.5 to
  • the range of 1: 3 is preferable from the viewpoint of practicality.
  • the pH (25 ° C) of the hair dye composition of the present invention is preferably 8-12 for the first agent and 2-5 for the second agent, and after mixing the first agent and the second agent
  • the pH is 7.5 to 12.
  • Decolorization ⁇ pH 8 to 11 is preferable in terms of hair dyeing effect and skin irritation.
  • pH adjusters include inorganic acids such as hydrochloric acid and phosphoric acid, organic acids such as citrate, glycolic acid and lactic acid, hydrochlorides such as ammonium chloride and monoethanolamine hydrochloride, monopotassium dihydrogen phosphate, Examples thereof include phosphates such as monohydrogen phosphate monophosphate.
  • the hair dye composition of the present invention preferably has a viscosity such that the first agent and the second agent are mixed to prevent dripping when applied to the hair.
  • the viscosity measured using a B-type rotational viscometer at 25 ° C is preferred ⁇ 2,000 to Lake, OOOmPa ⁇ s.
  • the first agent and the second agent of the hair dye composition of the present invention are mixed and then applied to the hair. After washing the hair at a temperature of ⁇ 45 ° C. for 1 to 60 minutes, preferably 5 to 30 minutes, it may be dried.
  • the first oxidized hair bleaching agent shown in Table 1 and Table 2 and the second agent shown in Table 3 were prepared. To 5 mg of melanin granules isolated with papain, 1 mL each of the first and second agents was added and stirred at 30 ° C for 10 minutes to decolorize the melanin granules. The pH of this mixture was 10.1 when the first agent shown in Table 1 was used, and 10.7 when the first agent shown in Table 2 was used. Phosphoric acid was added to the mixture to adjust the pH to 2 or less, and then filtered to obtain residual melanin.
  • Residual melanin was dissolved in 50 mL of tetramethylammonium hydroxide solution having a concentration of 10% by mass according to the method described in the literature (Japan Cosmetics Engineers Journal, 1978, Vol. 12 (1), p. 39). Absorbance was measured and the remaining amount of melanin was compared.
  • the degradation rate of the melanin granules was calculated according to the following formula from the absorbance of the untreated melanin granule solution and the absorbance after the decolorization treatment, and are shown in Tables 4 and 5.
  • a 2 Absorbance at 600 nm of the melanin solution after decolorization treatment
  • hair-derived melanin can be decomposed at a high decomposition rate even when using the same amount of alcohol and hydrogen peroxide as in the comparative example. It is superior to the comparative example in terms of decoloring power.
  • the first agent shown in Table 6 and the second agent shown in Table 7 were prepared and evaluated for dyeability.
  • Purified water remaining [0084]
  • the color of the hair bundle dyed in accordance with this hair dyeing process was measured with a GIE color system (L *, a *, b *) using a color difference meter (Koni Chi Minolta Sensing Co., Ltd., Color Color Difference Meter GR-400) ⁇ * was calculated by the following equation. ⁇ The greater the E *, the better the dyeability. The results are shown in Table 8.
  • CL * a * b * are measured values before staining
  • L * 2 , a * 2 , and b * 2 are measured values after staining.
  • Example 1 is more dyeing power than Comparative Example 1 in which the prescription of the nitrogen-containing compound (compound 1, compound W) is common. Excellent.
  • a finger is passed through the depigmented hair bundle of the treated hair tress and scored according to the following criteria for the strength of finger catching.
  • Table 10 shows the average score of four evaluators. The higher the score, the less finger catching.
  • Example 2 is superior in that it shows better fingering than Comparative Example 2, which has a common formulation, except that it does not contain a pentane to the dizzy mouth. .
  • Formulation examples 1 to 3 of the two-component hair dye composition are shown in Table 11.
  • the pH when mixing the first agent and the second agent in Table 1 1 at a mass ratio of 1: 1 is 9.8.
  • Table 12 shows Formulation Example 4 for the three-component hair dye composition.
  • the first agent, second agent and third agent in Table 12 are mixed at a mass ratio of 1: 1: 0.3, the pH is 9.8. 2]

Abstract

La présente invention concerne une composition de coloration des cheveux qui est utilisée en mélangeant juste avant l'utilisation un premier agent contenant un agent alcali à un second agent contenant un oxydant. Cette composition de coloration des cheveux est caractérisée en ce qu'au moins un parmi le premier agent et le second agent contient un diazacycloheptane représenté par la formule générale (1) ou un sel de celui-ci, et le pH après le mélange est dans la gamme de 7,5 à 12. (1) (dans la formule, Z représente un groupe hydroxy, un groupe amino primaire ou un groupe acyloxy en C1 à C4; R1 et R2 représentent indépendamment H ou un groupe alkyle en C1 à C4 éventuellement ramifié; et R3 représente H, un groupe alkyle en C1 à C6 éventuellement ramifié ou un groupe alcoxy en C1 à C6, ou un groupe aralkyle ou groupe aryle ayant 12 atomes de carbone ou moins au total et qui peut être substitué par un ou plusieurs groupes alkyle ou groupes alcoxy en C1 à C4.)
PCT/JP2007/000817 2006-07-31 2007-07-31 Composition de coloration des cheveux WO2008015785A1 (fr)

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JP2008527654A JP5416406B2 (ja) 2006-07-31 2007-07-31 染毛剤組成物
US12/375,677 US7753965B2 (en) 2006-07-31 2007-07-31 Hair dye composition
EP07790310.2A EP2047841B1 (fr) 2006-07-31 2007-07-31 Composition de coloration des cheveux

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JP7162333B2 (ja) 2018-06-29 2022-10-28 ホーユー株式会社 毛髪脱色・脱染剤組成物

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EP2047841A1 (fr) 2009-04-15
EP2047841B1 (fr) 2016-10-26
US7753965B2 (en) 2010-07-13

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